GB1175021A – Extensible and Retractable Boom
– Google Patents
GB1175021A – Extensible and Retractable Boom
– Google Patents
Extensible and Retractable Boom
Info
Publication number
GB1175021A
GB1175021A
GB01409/68A
GB1140968A
GB1175021A
GB 1175021 A
GB1175021 A
GB 1175021A
GB 01409/68 A
GB01409/68 A
GB 01409/68A
GB 1140968 A
GB1140968 A
GB 1140968A
GB 1175021 A
GB1175021 A
GB 1175021A
Authority
GB
United Kingdom
Prior art keywords
boom
extensible
implement
retractable boom
march
Prior art date
1967-03-09
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB01409/68A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Deere and Co
Original Assignee
Deere and Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
1967-03-09
Filing date
1968-03-08
Publication date
1969-12-23
1968-03-08
Application filed by Deere and Co
filed
Critical
Deere and Co
1969-12-23
Publication of GB1175021A
publication
Critical
patent/GB1175021A/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
Classifications
E—FIXED CONSTRUCTIONS
E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
E02F—DREDGING; SOIL-SHIFTING
E02F3/00—Dredgers; Soil-shifting machines
E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
E02F3/30—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom
E02F3/306—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom with telescopic dipper-arm or boom
Abstract
1,175,021. Shovel-carrying boom. DEERE & CO. 8 March, 1968 [9 March, 1967], No. 1l409/68. Headin E1F. In an implement-carrying telescopic boom structure an actuator for operating an implement carried on a beam 26 telescoping within a boom portion 20 is secured at 61 to a member 27 so mounted on the boom as to be slidable longitudinally thereof. Preferably the member and the beam are connected together adjacent the implement.
GB01409/68A
1967-03-09
1968-03-08
Extensible and Retractable Boom
Expired
GB1175021A
(en)
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
US621983A
US3390794A
(en)
1967-03-09
1967-03-09
Extensible and retractable boom
Publications (1)
Publication Number
Publication Date
GB1175021A
true
GB1175021A
(en)
1969-12-23
Family
ID=24492469
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
GB01409/68A
Expired
GB1175021A
(en)
1967-03-09
1968-03-08
Extensible and Retractable Boom
Country Status (5)
Country
Link
US
(1)
US3390794A
(en)
DE
(2)
DE1988187U
(en)
ES
(1)
ES351317A1
(en)
FR
(1)
FR1564061A
(en)
GB
(1)
GB1175021A
(en)
Families Citing this family (15)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US3688930A
(en)
*
1971-04-05
1972-09-05
John F Shumaker
Extensible dipper stick for backhoe
US3796331A
(en)
*
1972-04-06
1974-03-12
Gulf Oil Corp
Apparatus for mechanically gathering or collecting various commodities, refuse or the like
SE385209B
(en)
*
1974-10-08
1976-06-14
Hiab Foco Ab
PROGRAMMABLE HYDRAULIC LOAD CRANE
DE2524265C2
(en)
*
1975-05-31
1984-08-23
Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe
Telescopic tube guide
US4142308A
(en)
*
1978-03-01
1979-03-06
Northwest Engineering Company
Linkage mechanism for digging implement
EP0226657B1
(en)
*
1985-12-23
1990-01-31
Kabushiki Kaisha Komatsu Seisakusho
Apparatus for operating working element of excavator
US4677772A
(en)
*
1986-01-09
1987-07-07
Aldo Morelli
Excavator with extensible boom
US5092733A
(en)
*
1989-04-26
1992-03-03
Kabushiki Kaisha Hikoma Seisakusho
Tool controlling mechanisms for excavator with telescopic arm
US5267824A
(en)
*
1989-04-26
1993-12-07
Kabushiki Kaisha Japanic
Tool controlling mechanisms for excavator with telescopic arm
US5074063A
(en)
*
1989-06-02
1991-12-24
Pella Engineering & Reseach Corporation
Undercut trenching machine
FR2652599B1
(en)
*
1989-10-02
1992-11-13
Souchon Maurice
MOTORIZED EARTHMOVING MACHINE WITH TELESCOPIC BOOM.
US5176491A
(en)
*
1991-06-18
1993-01-05
Case Corporation
Overcenter backhoe apparatus
US6726437B2
(en)
2002-02-08
2004-04-27
Clark Equipment Company
Telescoping loader lift arm
EP3601683B1
(en)
2017-03-23
2021-12-08
Clark Equipment Company
Power machine with a boom, a boom actuator, an implement and a stop for preventing contact between the boom actuator and the implement
US10066363B1
(en)
*
2017-07-13
2018-09-04
Cnh Industrial America Llc
Wear pad system
Family Cites Families (2)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US3140785A
(en)
*
1963-03-07
1964-07-14
Ware Machine Works Inc
Backhoe
US3140000A
(en)
*
1963-03-07
1964-07-07
Ware Machine Works Inc
Backhoe
1967
1967-03-09
US
US621983A
patent/US3390794A/en
not_active
Expired – Lifetime
1968
1968-03-07
ES
ES351317A
patent/ES351317A1/en
not_active
Expired
1968-03-08
DE
DED37698U
patent/DE1988187U/en
not_active
Expired
1968-03-08
GB
GB01409/68A
patent/GB1175021A/en
not_active
Expired
1968-03-08
FR
FR1564061D
patent/FR1564061A/fr
not_active
Expired
1968-03-08
DE
DE19681708560
patent/DE1708560A1/en
active
Pending
Also Published As
Publication number
Publication date
ES351317A1
(en)
1969-06-01
US3390794A
(en)
1968-07-02
DE1708560A1
(en)
1971-05-13
DE1988187U
(en)
1968-06-20
FR1564061A
(en)
1969-04-18
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Legal Events
Date
Code
Title
Description
1970-05-06
PS
Patent sealed [section 19, patents act 1949]
1975-10-01
PLNP
Patent lapsed through nonpayment of renewal fees
